Orybina flaviplaga (Walker, 1863)

(Figs 7, 18, 25)

Oryba flaviplaga Walker, 1863: 10 . Type locality: India.

Orybina flaviplaga (Walker): Hampson, 1896: 181; Wang, 1980: 98; Yoshiyasu, 1992: 90; Yamanaka, 1995: 191; Yamanaka, 2000: 66; Wang et al., 2003: 161; Mathew, 2006: 2251; Li & Wang, 2009: 336; Irungbam et al., 2016: 380.

Material examined. Anhui: 1 ♂, Mozitan (31.24°N, 116.34°E), Huoshan County, 12-VIII-2004, leg. Jiasheng Xu, Jialiang Zhang, genitalia slide No. SYL11131 ; Gansu: 1 ♂, 1 ♀, Bifenggou (32.84°N, 104.74°E), Wen County, 860 m, 9, 12-VII-2005, leg. Haili Yu, genitalia slide Nos. SYL11137 ♂, SYL11141 ♀; Sichuan: 1 ♀, Mt. Lushan (30.49°N, 103.07°E), VII-1975, genitalia slide No. QMJ16103 ; 1 ♀, Baoxing County (30.37°N, 102.82°E), 1100 m, 1-VIII-2004, leg. Yingdang Ren, genitalia slide No. SYL11133; 1 ♀, Caopingcun (30.95°N, 103.32°E), Sanjiang, Wenchuan, 1557 m, 11-VII-2014, leg. Kaijian Teng, Wei Guan, Xiuchun Wang, Shurong Liu, genitalia slide No. QMJ15184 .

Diagnosis. Adult (Fig. 7) wingspan 32.0–43.0 mm. This species is diagnostic by the antemedial line incurved posteriorly; in the male genitalia (Fig. 18) by the transverse sinuous lateral arms of the gnathos. It is similar to O. kobesi and O. puerensis sp. nov. superficially, and to O. hoenei in the male genitalia. The differences between them are stated under each of the mentioned species.

Distribution. China (Anhui, Gansu, Guangdong, Guangxi, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Sichuan, Taiwan (Yoshiyasu 1992), Yunnan, Zhejiang), Bhutan (Irungbam et al. 2016), Brunei (Irungbam et al. 2016), India (Walker 1863), Indonesia (Irungbam et al. 2016), Malaysia (Irungbam et al. 2016), Myanmar (Hampson 1896), Nepal (Yamanaka 1995).